Cita APA (7th ed.)
Whipkey, K. L. (1972). The power of calculus. John Wiley.
Cita Chicago (17th ed.)
Whipkey, Kenneth L. The Power of Calculus. New York: John Wiley, 1972.
Cita MLA (9th ed.)
Whipkey, Kenneth L. The Power of Calculus. John Wiley, 1972.
Atenció: Aquestes cites poden no estar 100% correctes.